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Konstruk Konteks / Topik Aras Markah Skema

Aplikasi Neutralisation Sederhana 1 D

Kertas 1

What is the volume of 0.1 mol dm -3 of potassium hydroxide required to neutralise 0 !m3 of 0.1 mol dm-3 

of sulphuri! a!id "A # !m3 $ 0 !m3  % & !m3 D 100 !m3

Soalan

8/18/2019 Acids and Bases (S)

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Kertas 2

Skema :

'd( Num)er of moles of hydro!hlori! a!id *1000

100.0x.0

  * 0.0 mol

  # moles of +%l →  1 mole of %,#

  0.0 mole of +%l →  0.0# mole of %,#

  he volume of !ar)on dioxide as released * 0.0# x #/.0  * 0. dm3

Konstruk Konteks / Topik Aras Markah

Aplikasi A!ids and $ases Sederhana 3

Soalan

A student is !arried out to experiment to investiate the a!idity of to different a!ids2 0. mol dm-3 

of ea!h hydro!hlori! a!id and ethanoi! a!id.n the experiments2 10 of !al!ium !ar)onate is added to to )eakers ea!h !ontainin 100.0 !m3 of

hydro!hlori! a!id and ethanoi! a!id respe!tively as shon )elos 4

'd( %al!ulate the volume of as released in 5xperiment at room !onditions.

  6 1 mole of any as o!!upies #/.0 dm3 at room !onditions 7

5xperiment 4 100.0 !m3 of hydro!hlori! a!id 8 10 of !al!ium !ar)onate

5xperiment 4 100.0 !m3 of ethanoi! a!id 8 10 of !al!ium !ar)onate